From: Christian Brauner <brauner@kernel.org>
Date: Wed, 29 Oct 2025 12:20:25 +0000 (+0100)
Subject: ns: use anonymous struct to group list member
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=8895d2a3dbf49f23622ab8da9fb3909826edd6dc;p=thirdparty%2Flinux.git

ns: use anonymous struct to group list member

Make it easier to spot that they belong together conceptually.

Link: https://patch.msgid.link/20251029-work-namespace-nstree-listns-v4-12-2e6f823ebdc0@kernel.org
Tested-by: syzbot@syzkaller.appspotmail.com
Reviewed-by: Jeff Layton <jlayton@kernel.org>
Signed-off-by: Christian Brauner <brauner@kernel.org>
---

diff --git a/include/linux/ns_common.h b/include/linux/ns_common.h
index bdd0df15ad9cb..32463203c8244 100644
--- a/include/linux/ns_common.h
+++ b/include/linux/ns_common.h
@@ -109,8 +109,10 @@ struct ns_common {
 	union {
 		struct {
 			u64 ns_id;
-			struct rb_node ns_tree_node;
-			struct list_head ns_list_node;
+			struct /* per type rbtree and list */ {
+				struct rb_node ns_tree_node;
+				struct list_head ns_list_node;
+			};
 			atomic_t __ns_ref_active; /* do not use directly */
 		};
 		struct rcu_head ns_rcu;